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85506 (1997 UU4)
Classification: Main-belt Asteroid          SPK-ID: 2085506
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .283769187142493 4.8178e-08  
a 2.364534088271425 9.1107e-09 au
q 1.693552172071927 1.1418e-07 au
i 6.318612170266339 4.2127e-06 deg
node 45.03244996926489 4.0754e-05 deg
peri 307.0246887122284 4.0989e-05 deg
M 212.9906684348062 7.3331e-06 deg
tp 2459938.824467001884
(2022-Dec-25.32446700)
2.9158e-05 TDB
period 1328.057246720403
3.64
7.6757e-06
2.101e-08
d
yr
n .27107265209313 1.5667e-09 deg/d
Q 3.035516004470923 1.1696e-08 au
  Orbit Determination Parameters
   # obs. used (total)      849  
   data-arc span      9180 days (25.13 yr)  
   first obs. used      1996-04-19  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49772  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:18  

Additional Information
 Earth MOID = .69715 au 
 Jupiter MOID = 2.4228 au 
 T_jup = 3.486 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.67   n/a E2021B10  

85506 (1997 UU4)          Discovered 1997-Oct-19 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 UU4 = 1996 HH5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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